... gate, smelting rare metals, special alloys, ceramics, iron-smelting furnace of the lining (walls and tubes); physical and chemical containers ... , widely used in a variety of high-temperature kiln furnace walls and roof, both high temperature-resistance and heat- ... shaped and monolithic refractory in steel metallurgy, various industrial stoves, electric furnace etc. 3. Grit Size Available:0-1mm, 1-3mm, ...